package com.julis.activity.log;

import android.os.Handler;
import android.os.Message;
import android.util.Log;

import com.baseutils.SpfUtils;
import com.julis.base.BaseApplication;

import org.apache.commons.net.ftp.FTP;
import org.apache.commons.net.ftp.FTPClient;
import org.apache.commons.net.ftp.FTPFile;
import org.apache.commons.net.ftp.FTPReply;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.MalformedURLException;

public class FtpUtils {


 
	public FTPClient ftpClient = null;
 
	/**
	 * 初始化ftp服务器
	 */
	public void initFtpClient() {
	    String	hostname	= (String) SpfUtils.get(BaseApplication.getInstance(),"hostname","58.87.101.189");
		String	port	= (String) 	SpfUtils.get(BaseApplication.getInstance(),"port","21");
		String	username	= (String) 	SpfUtils.get(BaseApplication.getInstance(),"username","ftpuser");
		String	password	= (String) SpfUtils.get(BaseApplication.getInstance(),"password","WWW.bjjuli.com..");
		ftpClient = new FTPClient();
		ftpClient.setControlEncoding("utf-8");
		try {
			System.out.println("connecting...ftp服务器:" +  hostname + ":" +  port);
			ftpClient.connect(hostname, Integer.parseInt(port)); // 连接ftp服务器
			ftpClient.login(username, password); // 登录ftp服务器
			int replyCode = ftpClient.getReplyCode(); // 是否成功登录服务器
			if (!FTPReply.isPositiveCompletion(replyCode)) {
				Log.e("test", "数据：" +"connect failed...ftp服务器:" +  hostname + ":" +  port);
			}
			Log.e("test", "数据：" +"connect successfu...ftp服务器:" +  hostname + ":" +  port);
		} catch (MalformedURLException e) {
			e.printStackTrace();
		} catch (IOException e) {
			e.printStackTrace();
		}
	}
 
	/**
	 * 上传文件
	 * 
	 * @param pathname
	 *            ftp服务保存地址
	 * @param fileName
	 *            上传到ftp的文件名
	 * @param originfilename
	 *            待上传文件的名称（绝对地址） *
	 * @return
	 */
	public boolean uploadFile(String pathname, String fileName, String originfilename, Handler handler) {
		InputStream inputStream = null;
		try {
			Log.e("test", "数据：开始上传文件"  );
			inputStream = new FileInputStream(new File(originfilename));
			initFtpClient();
			ftpClient.setFileType(FTP.BINARY_FILE_TYPE);
			CreateDirecroty(pathname);
			ftpClient.makeDirectory(pathname);
			ftpClient.changeWorkingDirectory(pathname);
			// 每次数据连接之前，ftp client告诉ftp server开通一个端口来传输数据
			ftpClient.enterLocalPassiveMode();
			// 观察是否真的上传成功
			boolean storeFlag = ftpClient.storeFile(fileName, inputStream);
			Log.e("test", "storeFlag==" + storeFlag);
			inputStream.close();
			ftpClient.logout();
			Log.e("test", "数据：上传文件成功"  );
			Message message=new Message();
			message.what=1;
			message.obj="上传文件成功" ;
			handler.handleMessage(message);
		} catch (Exception e) {
			Log.e("test", "数据：上传文件失败"  );
			Message message=new Message();
			message.what=2;
			message.obj="上传文件失败";
			handler.handleMessage(message);
			e.printStackTrace();
		} finally {
			if (ftpClient.isConnected()) {
				try {
					ftpClient.disconnect();
				} catch (IOException e) {
					e.printStackTrace();
				}
			}
			if (null != inputStream) {
				try {
					inputStream.close();
				} catch (IOException e) {
					e.printStackTrace();
				}
			}
		}
		return true;
	}
 
	/**
	 * 上传文件
	 * 
	 * @param pathname
	 *            ftp服务保存地址
	 * @param fileName
	 *            上传到ftp的文件名
	 * @param inputStream
	 *            输入文件流
	 * @return
	 */
	public boolean uploadFile(String pathname, String fileName, InputStream inputStream) {
		try {
			System.out.println("开始上传文件");
			initFtpClient();
			ftpClient.setFileType(FTP.BINARY_FILE_TYPE);
			CreateDirecroty(pathname);
			ftpClient.makeDirectory(pathname);
			ftpClient.changeWorkingDirectory(pathname);
			ftpClient.storeFile(fileName, inputStream);
			inputStream.close();
			ftpClient.logout();
			System.out.println("上传文件成功");
		} catch (Exception e) {
			System.out.println("上传文件失败");
			e.printStackTrace();
		} finally {
			if (ftpClient.isConnected()) {
				try {
					ftpClient.disconnect();
				} catch (IOException e) {
					e.printStackTrace();
				}
			}
			if (null != inputStream) {
				try {
					inputStream.close();
				} catch (IOException e) {
					e.printStackTrace();
				}
			}
		}
		return true;
	}
 
	// 改变目录路径
	public boolean changeWorkingDirectory(String directory) {
		boolean flag = true;
		try {
			flag = ftpClient.changeWorkingDirectory(directory);
			if (flag) {
				System.out.println("进入文件夹" + directory + " 成功！");
 
			} else {
				System.out.println("进入文件夹" + directory + " 失败！开始创建文件夹");
			}
		} catch (IOException ioe) {
			ioe.printStackTrace();
		}
		return flag;
	}
 
	// 创建多层目录文件，如果有ftp服务器已存在该文件，则不创建，如果无，则创建
	public boolean CreateDirecroty(String remote) throws IOException {
		boolean success = true;
		String directory = remote + "/";
		// 如果远程目录不存在，则递归创建远程服务器目录
		if (!directory.equalsIgnoreCase("/") && !changeWorkingDirectory(new String(directory))) {
			int start = 0;
			int end = 0;
			if (directory.startsWith("/")) {
				start = 1;
			} else {
				start = 0;
			}
			end = directory.indexOf("/", start);
			String path = "";
			String paths = "";
			while (true) {
				String subDirectory = new String(remote.substring(start, end).getBytes("GBK"), "iso-8859-1");
				path = path + "/" + subDirectory;
				if (!existFile(path)) {
					if (makeDirectory(subDirectory)) {
						changeWorkingDirectory(subDirectory);
					} else {
						Log.e("test", "创建目录[" + subDirectory + "]失败");

						changeWorkingDirectory(subDirectory);
					}
				} else {
					changeWorkingDirectory(subDirectory);
				}
 
				paths = paths + "/" + subDirectory;
				start = end + 1;
				end = directory.indexOf("/", start);
				// 检查所有目录是否创建完毕
				if (end <= start) {
					break;
				}
			}
		}
		return success;
	}
 
	// 判断ftp服务器文件是否存在
	public boolean existFile(String path) throws IOException {
		boolean flag = false;
		FTPFile[] ftpFileArr = ftpClient.listFiles(path);
		if (ftpFileArr.length > 0) {
			flag = true;
		}
		return flag;
	}
 
	// 创建目录
	public boolean makeDirectory(String dir) {
		boolean flag = true;
		try {
			ftpClient.enterLocalPassiveMode();
			flag = ftpClient.makeDirectory(dir);
			if (flag) {
				Log.e("test", "创建文件夹" + dir + " 成功！");

			} else {
				Log.e("test", "创建文件夹" + dir + " 失败！");
			}
		} catch (Exception e) {
			e.printStackTrace();
		}
		return flag;
	}
 
	/**
	 * * 下载文件 *
	 * 
	 * @param pathname
	 *            FTP服务器文件目录 *
	 * @param filename
	 *            文件名称 *
	 * @param localpath
	 *            下载后的文件路径 *
	 * @return
	 */
	public boolean downloadFile(String pathname, String filename, String localpath) {
		boolean flag = false;
		OutputStream os = null;
		try {
			System.out.println("开始下载文件");
			initFtpClient();
			// 切换FTP目录
			boolean changeFlag = ftpClient.changeWorkingDirectory(pathname);
			System.err.println("changeFlag==" + changeFlag);
 
			ftpClient.enterLocalPassiveMode();
			ftpClient.setRemoteVerificationEnabled(false);
			// 查看有哪些文件夹 以确定切换的ftp路径正确
			String[] a = ftpClient.listNames();
			System.err.println(a[0]);
 
			FTPFile[] ftpFiles = ftpClient.listFiles();
			for (FTPFile file : ftpFiles) {
				if (filename.equalsIgnoreCase(file.getName())) {
					File localFile = new File(localpath + "/" + file.getName());
					os = new FileOutputStream(localFile);
					ftpClient.retrieveFile(file.getName(), os);
					os.close();
				}
			}
			ftpClient.logout();
			flag = true;
			System.out.println("下载文件成功");
		} catch (Exception e) {
			System.out.println("下载文件失败");
			e.printStackTrace();
		} finally {
			if (ftpClient.isConnected()) {
				try {
					ftpClient.disconnect();
				} catch (IOException e) {
					e.printStackTrace();
				}
			}
			if (null != os) {
				try {
					os.close();
				} catch (IOException e) {
					e.printStackTrace();
				}
			}
		}
		return flag;
	}
 
	/**
	 * * 删除文件 *
	 * 
	 * @param pathname
	 *            FTP服务器保存目录 *
	 * @param filename
	 *            要删除的文件名称 *
	 * @return
	 */
	public boolean deleteFile(String pathname, String filename) {
		boolean flag = false;
		try {
			System.out.println("开始删除文件");
			initFtpClient();
			// 切换FTP目录
			ftpClient.changeWorkingDirectory(pathname);
			ftpClient.dele(filename);
			ftpClient.logout();
			flag = true;
			System.out.println("删除文件成功");
		} catch (Exception e) {
			System.out.println("删除文件失败");
			e.printStackTrace();
		} finally {
			if (ftpClient.isConnected()) {
				try {
					ftpClient.disconnect();
				} catch (IOException e) {
					e.printStackTrace();
				}
			}
		}
		return flag;
	}
 
	public static void main(String[] args) {
		FtpUtils ftp = new FtpUtils();
		// 文件路径写为用户建立时 指定的目录
		// ftp.uploadFile("/home/ftpFile", "123.png", "C://Users/Administrator/Desktop/12.png");
		// ftp.downloadFile("/home/ftpFile", "123.png", "E://");
		ftp.deleteFile("/home/ftpFile", "123.png");
		System.out.println("ok");
	}
}